Mallikarjun B. Kalashetti, Ashraf Y. Khan, Narahari Deshapande, Ningaraddi S. Belavagi, Manjunath G. Sunagar, Supreet Gaonkar and Imtiyaz Ahmed M. Khazi 2015. Design, synthesis and antimicrobial activity of tricyclic tetrahydro thieno [2,3-d] pyrimidine derivatives. World Journal of Pharmaceutical Sciences. 3, 3 (Mar. 2015), 463–467.